Gas Control Equipment Zen-O Portable Oxygen Concentrator with Standard Battery Certified Pre-Owned M2 Cylinder with Bag 3 - 4 nights or

3 - 4 nights or 21 - 32 hours

These siesta Nasals Masks is a light

If you plan on being away from a power source for an extended period of time it is recommended you purchase the AirBelt

Available in an extensive array of configurations

discreet place to store mask and tubing while not in use

Gas Control Equipment Zen-O Portable Oxygen Concentrator with Standard Battery Certified Pre-Owned M2 Cylinder with Bag 3 - 4 nights or*Certified Pre Owned* Main Features Dual Flow Mode Zen O offers user the best of both worlds with two modes of oxygen deliver pulse and continuous Simple and Easy to Use Designed with users in mind, it is simple to use with intuitive button operation and LCD display Auto Mode Feature activates after 60 seconds if no breath is detected and will automatically deliver pulses Dual Battery Capability can hold up to two 12 cell batteries to provide up to 9.